Tracks Ultra are the first interchangeable headphones to deliver incredible sound, style and technology. Powerful Sound You Can FeelFeaturing V12 Sound Engines, Tracks Ultra deliver the true clarity of instruments, vocals and bass so you can feel the power of your music. Listen In Comfort SOL Republic"s SonicSoftTM Speaker Pads and extra wide ear cushions let you enjoy your music in comfort for hours. Virtually IndestructibleConstructed of a seriously advanced polymer compound, our FlexTechTM Sound Track headband is built to withstand heavy abuse. Twist it, bend it, drop it - it"s not going to break on you. Personal StyleThe world"s first interchangeable headphones, you can swap out our cables and Sound Track headbands with ease. Mic + Music ControlControl your calls and your music with the touch of a button. Our three-button remote lets you adjust the volume, skip music tracks and answer/hang-up calls. The high clarity mic captures every word possible. Slim-Fit Carrying CaseTransport your headphones with ease using our lightweight, water-resistant carrying case.